40.65% is the change from 155 to 218
Calculation steps:
[( 218 - 155 ) ÷ 155] x 100 = 40.65%
Formula
Percentage change = [(218 - 155) / 155] x 100
Subtract the new number by the original number
218 - 155 = 63
63 ÷ 155 = 0.4064516129032258
0.4064516129032258 x 100 = 40.65%